On Fri, 25 Oct 2013 11:51:03 -0700, Ali Çehreli wrote: > On 10/25/2013 11:45 AM, Jonathan Crapuchettes wrote: >> Shouldn't this code work? Looking at the arithmetic conversions section >> of http://dlang.org/type.html, point 4.1 makes me think that I >> shouldn't be getting the error since they are the same type. >> >> void main() >> { >> ushort v1 = 1; ushort v2 = 1; ushort v3 = v1 + v2; >> } >> >> test.d(5): Error: cannot implicitly convert expression (cast(int)v1 + >> cast (int)v2) of type int to ushort >> >> > But there is 4.0 before 4.1: :) > > 4. Else the integer promotions are done on each operand, followed by: > > 1. If both are the same type, no more conversions are done. > > Note "integer promotions are done on each operand". In other words, e.g. > there is no arithmetic operation on a ushort. The expression v1 + v2 is > performed as two ints. > > Ali
Thank you for pointing that out for me. I missed that part. Jonathan
